View of one of the Mud Pots, a group of five small hot spring cones near what became Canyon Village, Yellowstone National Park, Wyoming. The siliceous mud with a consistency of pudding, boils violently when active. A stick is in the mud pot. Shows...

View of bubbling mud springs near the shores of Yellowstone Lake, close to the Hayden Survey (U.S. Geological Survey of the Territories, 1871) encampment, Yellowstone National Park, Wyoming. Shows a denuded area with cracked mud, surrounded by...

Men remove mud, the result of a flood, from railroad tracks at the Denver and Rio Grande Western Railroad roundhouse in Pueblo, Colorado. Shows a locomotive, an overturned railroad car, freight cars, stock cars, passenger cars, baggage carts, and...

A Native American man wrapped in a striped blanket sits by a mud structure, possibly a sweat lodge, in Arizona. The structure is pyramid shape, made of logs with mud covering the outside; the entrance is supported with log posts.

View of the Atchison, Topeka & Santa Fe railroad yards after the Arkansas River flood in Pueblo Colorado. Shows a water damaged building and mud covered tracks. Railroad freight cars are damaged, overturned and buried in mud. A bluff with houses...

View of the Atchison, Topeka and Santa Fe railroad yards after the Arkansas River flood in Pueblo, Colorado. Gondola and boxcars are damaged, overturned, derailed, and buried in mud. A signal is overturned and near the mud covered railroad tracks....

Men are on mud covered Main Street after an Arkansas River flood in Pueblo, Colorado. Debris and rubble are outside stores and businesses. Signs on the buildings read: "Barber" and "Cafeteria." A mud caked touring automobile is parked on the...

View of collapsed and damaged buildings on Court Street after the Arkansas River flood in Pueblo, Colorado. A man with a horse team and shovel removes mud from the street. A buildings blocks the street and an open truck is near a small building...

View of piles of mud, debris, and broken trees in the Pepper Sauce Bottoms in Pueblo, Colorado. Trees, wagon wheels mired in the mud, buildings and the Atchison, Topeka and Santa Fe coaling tower are in the distance.

A man sits on a small tracklayer (crawler) tractor that pulls a shovel with wheels in the mud covered street in front of the power house, after the Arkansas River flood in Pueblo, Colorado. A high water line is visible on the brick wall of the...

Denver and Rio Grande Western freight cars are wrecked on mud covered tracks at Union Depot in Pueblo (Pueblo County), Colorado. Shows mud and water from the Arkansas River flood. Passenger cars and the brick "Reed Bros. Eclipse Garage" are in the...

A man in overalls and a fedora stands beside a debris covered Atchison, Topeka and Santa Fe Railroad bridge and a mud covered Denver and Rio Grande Western bridge in probably Pueblo County, Colorado. Tree branches and mud are washed up against the...

A bicyclist rides through the mud on the 2000 block of Market Street in Denver, Colorado. A woman in a white gown and a woman in a white hat solicit customers from doorways. Two pedestrians walk in front of 2020 Market Street, a bordello owned and...

Dead horses lie scattered on Main Street after a devastating flood in Pueblo, Colorado. The street is covered in mud and sections of flooded buildings and houses are nearby. A railroad coaling trestle and box cars are in the distance.

View of mud, debris, standing water and damaged buildings and houses near the Arkansas River after a flood in Pueblo, Colorado. Shows an Atchison, Topeka, and Santa Fe Railway bridge and the Nuckolls Packing Company Plant in the distance.

Men stand outside the Union Depot in Pueblo (Pueblo County), Colorado. One man wears a badge. Shows water, mud and debris on the ground, and a flood damaged passenger car wrecked beside the stone depot. Probably a cleaning crew works on mud covered...

A crew cleans up mud and debris from the Arkansas River flood outside the Union Depot in Pueblo (Pueblo County), Colorado. Men use shovels and carts to clear railroad tracks. A sign reads: "American Railway Express" outside the passenger platform.

Army tanks hooked in tandem pull a railroad boxcar out of a mud covered street after a flood in Pueblo, Colorado. Commercial buildings are in the distance. Signs read: "Silver State Hotel Furnished Rooms 25 cents and 50 cents" and "The Rocky...

Men with shovels fill wheel barrows with mud that covers railroad tracks after a flood in Pueblo, Colorado. Shows Denver and Rio Grande Western boxcars and gondola cars, some are overturned. Lettering on some of the freight cars reads: "D. & R.G....

View of South Platte River flood damage at South Mariposa Street in the Ruby Hill neighborhood of Denver, Colorado; shows a Hereford bull, mud, and a factory. Lettering on a brick smokestack reads: "Cobusco."

View of Anazazi ruins (later to be designated Hovenweep National Monument), Montezuma County, Colorado. Two men pose on a large rock near the Native American ruins of a stone and mud tower; one man stands close to the ruins, the other below on the...

Wrecked Missouri Pacific railroad cars, a storage tank, and debris are scattered beside railroad tracks near the Nuckolls Packing Plant after a flood on the Arkansas River in Pueblo, Colorado. A refrigerator car with an American Refrigerator...

View of warehouses damaged by the flood waters of the Arkansas River on 3rd Street in Pueblo, Colorado. The brick buildings have water damage and carts and equipment are buried in deep mud. The wall of one of the buildings has collapsed. A sign on...

View of the corner of North and 1st (First) Streets in Pueblo, Colorado. Shows buildings heavily damaged by the Arkansas River flood. Carriages and debris are buried in deep mud. An automobile is parked in the street. Signs read: "T.G. McCarthy &...

Men with horse teams remove mud from a street after the Arkansas River flood in Pueblo, Colorado. Showa a large puddle of water, telephone and utility poles, and commercial buildings which include the three story Mountain States Telephone and...

A man in a suit and hat stands near flood damaged businesses on Union Avenue after a flood in Pueblo, Colorado. The street is covered with mud and the storefronts are damaged and parts of the buildings have collapsed. Signs on the buildings read:...

View of piles of mud and debris, downed utility poles and collapsed and damaged buildings, the result of the Arkansas River flood, on Grand Avenue in Pueblo, Colorado. Men stand near one of the piles of rubble. A buildings has a sign: "La Veta...

Men work to remove mud from an Arkansas River flood on Victoria Avenue near the Victoria Avenue bridge in Pueblo, Colorado. A man on a tractor pulls a shovel; a man on foot assists. Men stand near railroad tracks near uprooted trees, rubble, parts...

View of piles of mud and debris from an Arkansas River flood near 4th (Fourth) Street in the Pepper Sauce Bottoms area of Pueblo, Colorado. Shows downed trees, and damaged buildings and houses, some near collapse, or washed off their foundations....

View of mud, debris and damaged or destroyed houses and buildings in the Pepper Sauce Bottoms area of Pueblo, Colorado, after the Arkansas River flood. The houses are washed up against larger commercial buildings. Trees and rubble are nearby.

View of ancient Native American (Anasazi) ruins, Step House, Mesa Verde National Park, Montezuma County, Colorado. A two story stone and mud pueblo building with a flat roof and two window holes stands near a cliff overhang. Underneath the cliff...